Environmental Chemistry - Result Question 2
####2. Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?
[2018]
(a) $N_2 O_5$
(c) $NO$
(b) $NO_2$
(d) $N_2 O$
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Solution:
- (a) Nitrous oxide $(N_2 O)$ occurs naturally in environment.
In automobile engine, when fuel is burnt dinitrogen and dioxygen combine to yield $NO$ and $NO_2$.
Thus, $N_2 O_5$ is the answer.
